The 24-year-old `Umbrella` hitmaker spent more than 700,000 pounds on the luxury car for the rapper, who will celebrate his birthday next month, reported Sun online.

"Chris is in Las Vegas with pals so he`ll get his birthday
gifts on his return to LA next week.

"Rihanna has spent more than a million dollars on his main gift ? a custom-made car. She`s had it personalised with his initials on the red leather seats. Rihanna is also planning a break to the UK in June when they`ll visit York. She`s on tour then and he has always wanted to visit the historic town," a source said.